.6 Voyage of H,M S "Challenger' 



PI nn. 



la. 



2a 



rfflsnr-l 



5a. 



tjd 



ia. 



,.#' 



\ 



<^A 



8a. 



'^h- 



71 



7o. 



8b. 



8c. 



.'IFIC INSTRUMENT COMPANV 



